英文關鍵字
antivirus
background
bending
biology
black
breaking
broken
collapsing
contagious
corona
coronavirus
dangerous
dark
destroyed
diagnosis
disease
distortion
epidemic
falling
fever
flu
germ
health
hole
illness
illustration
infect
infection
influenza
medical
medicine
microbe
microbiology
organism
pandemic
particle
pathogen
pathogenic
piece
pieces
prevention
render
sars
scattering
science
space
virus